ATI Radeon HD 2900 XTX vs ATI Radeon HD 4730 OEM

VS

ATI Radeon HD 2900 XTX

ATI Radeon HD 4730 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 1024MB VRAM Radeon HD 4730 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 25.34GB/s)

ATI Radeon HD 4730 OEM 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (110W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX +11%

0.476 TFLOPS

Radeon HD 4730 OEM

0.428 TFLOPS

Radeon HD 2900 XTX

VS

Radeon HD 4730 OEM

Graphics Card

Unknown

Release Date

Dec 2008

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

396 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR2

512bit

Memory Bus

256bit

106.0GB/s

Bandwidth

25.34GB/s

Render Config

4

Compute Units

4

-

320

Shading Units

320

16

TMUs

16

ROPs

16

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

10.70 GPixel/s

11.89 GTexel/s

Texture Rate

10.70 GTexel/s

-

475.5 GFLOPS

FP32 (float)

428.2 GFLOPS

-

FP64 (double)

85.63 GFLOPS

Board Design

240W

TDP

110W

550 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

-

Graphics Processor

R600

GPU Name

RV670

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

-

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.72 billion

Transistors

0.666 billion

420 mm²

Die Size

192 mm²

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3 (full) 4.0 (partial)

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

4.0

Shader Model

4.1

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